Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2016

Accrued Liabilities and Other Liabilities [Abstract]

Schedule of accrued expenses

Accrued expenses consisted of the following (in thousands):

	March 31, 2016		December 31, 2015
Accrued employee compensation	$	3,542	$	3,585
Deferred rent	217		213
Accrued legal expense	919		334
Accrued consulting expense	—		134
Accrued vendor charges	781		692
Accrued revenue share expense	859		932
Accrued patent settlement and license costs	—		500
Accrued clinical trial expense	267		302
Accrued other	910		1,119
	$	7,495	$	7,811